You have a touch-screen-only system (no mouse or pen) that is running Windows 8 or Windows 8.1. When the ShowCursor function is set to True to display the mouse cursor, it returns 0 as expected. However, the mouse cursor is not displayed.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 3004083 - Last Review: Jun 17, 2015 - Revision: 1
Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Pro, Windows 8, Windows 8 Enterprise, Windows 8 Pro